Jiang Zhaotong, director of the Liaoning Strawberry Science and Technology Research Institute, told the reporter that the so-called “bulking agents” are actually plant growth regulators. They are registered as permitted pesticide types, and can be used rationally if they meet relevant standards. Strawberry growers generally don't use bulking agents.

Jiang Zhaotong, director of the Liaoning Strawberry Science and Technology Research Institute, told the reporter that the so-called “bulking agents” are actually plant growth regulators. They are registered as permitted pesticide types, and can be used rationally if they meet relevant standards. Strawberry growers generally don't use bulking agents.